Move PageTransition into content namespace. While I'm touching all these files, I've also updated...

chrome/browser/ui/webui/html_dialog_tab_contents_delegate.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/webui/html_dialog_tab_contents_delegate.h"
 
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/tabs/tab_strip_model.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_navigator.h"
@@ skipping 13 matching lines @@
 
 Profile* HtmlDialogTabContentsDelegate::profile() const { return profile_; }
 
 void HtmlDialogTabContentsDelegate::Detach() {
   profile_ = NULL;
 }
 
 // TODO(adriansc): Remove this method once refactoring changed all call sites.
 TabContents* HtmlDialogTabContentsDelegate::OpenURLFromTab(
     TabContents* source, const GURL& url, const GURL& referrer,
-    WindowOpenDisposition disposition, PageTransition::Type transition) {
+    WindowOpenDisposition disposition, content::PageTransition transition) {
   return OpenURLFromTab(source,
                         OpenURLParams(url, referrer, disposition, transition));
 }
 
 TabContents* HtmlDialogTabContentsDelegate::OpenURLFromTab(
     TabContents* source, const OpenURLParams& params) {
   if (profile_) {
     // Specify a NULL browser for navigation. This will cause Navigate()
     // to find a browser matching params.profile or create a new one.
     Browser* browser = NULL;
     browser::NavigateParams nav_params(browser, params.url, params.transition);
     nav_params.profile = profile_;
     nav_params.referrer = params.referrer;
     if (source && source->is_crashed() &&
         params.disposition == CURRENT_TAB &&
-        params.transition == PageTransition::LINK)
+        params.transition == content::PAGE_TRANSITION_LINK)
       nav_params.disposition = NEW_FOREGROUND_TAB;
     else
       nav_params.disposition = params.disposition;
     nav_params.window_action = browser::NavigateParams::SHOW_WINDOW;
     nav_params.user_gesture = true;
     browser::Navigate(&nav_params);
     return nav_params.target_contents ?
         nav_params.target_contents->tab_contents() : NULL;
   }
   return NULL;
@@ skipping 25 matching lines @@
   // This needs to return true so that we are allowed to be resized by our
   // contents.
   return true;
 }
 
 bool HtmlDialogTabContentsDelegate::ShouldAddNavigationToHistory(
     const history::HistoryAddPageArgs& add_page_args,
     NavigationType::Type navigation_type) {
   return false;
 }